Diesel Data: Automotive Repair

C1377

DTC C1377/43 Capacitor Malfunction

DESCRIPTION

DTC Detection Condition (Part 1):




DTC Detection Condition (Part 2):




The brake control power supply (capacitor) is used as auxiliary power for brake control when battery voltage is low.

Wiring Diagram:






Step 1-2:




Step 3-4:




Step 5-6:




Step 6(Continued)-8:




INSPECTION PROCEDURE